Doctor profile · Federal record

Dr. Marissa Warden, MSN, FNP-C

Family Nurse Practitioner (CMS: Nurse Practitioner) · Chattanooga, TN

  • NPI 1467814178
  • Accepts Medicare
  • 11 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4411 Oakwood Dr
Chattanooga, TN 374162367
(423) 892-4289

Credentials & registration

NPPES · NUCC
NPI registered
March 2016 — 10 yrs on file
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Tennessee #21112

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1467814178. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
77
Distinct HCPCS
4
Medicare allowed
$6,315
HCPCS Description Services Patients Avg allowed
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 34 12 $101
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 15 15 $39
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 15 14 $63
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 13 13 $103

In context: peer comparison

Among 107 peers in Chattanooga Family Nurse Practitioner, average services per provider: 258. This provider delivers 0.3× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marissa Warden's medical specialty?
Dr. Marissa Warden practices Family Nurse Practitioner in Chattanooga, TN.
Where does Dr. Marissa Warden practice?
Dr. Marissa Warden practices at 4411 Oakwood Dr, Chattanooga, TN 374162367. Office phone: 4238924289.
What is Dr. Marissa Warden's NPI?
Dr. Marissa Warden's National Provider Identifier (NPI) is 1467814178, issued by NPPES.
Does Dr. Marissa Warden accept Medicare assignment?
Yes. Dr. Marissa Warden accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marissa Warden commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with moderate level of medical decision making (HCPCS 99349); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.